Also known as Reef 1857

Where: Murray County, Oklahoma (34.5° N, 97.0° W: paleocoordinates 22.2° S, 73.3° W)

• coordinate based on nearby landmark

• small collection-level geographic resolution

When: Mountain Lake Member (Bromide Formation), Blackriveran (457.3 - 449.6 Ma)

• lower Mountain Lake Member, basal Blackriveran

• bed-level stratigraphic resolution

Environment/lithology: reef, buildup or bioherm; lithified limestone

Size class: macrofossils

Primary reference: S. P. Werts, R. J. Cuffey, and C. A. Cuffey. 2001. Bryozoan species in the Chickasaw bryozoan reef (Ordovician, Oklahoma). Abstracts with Programs - Geological Society of America 33(5):54-55 [W. Kiessling/U. Merkel]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 80713: authorized by Wolfgang Kiessling, entered by Uta Merkel on 06.05.2008

Creative Commons license: CC BY (attribution)